Yokohama Rubber Co. Ltd. (TYO:5101) launched a new competitive tire on Sept. 4 for use in gymkhana motorsport events. Named the Advan A08B Spec G, the tire is available in only one size – 295/50R16 87V – and has no set price. The Advan A08B Spec G is based on the existing Advan A08B, a series of street radial tires…